LJ
Lois Jones — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Santa-Clara-County, California
Our Model Tree links this Lois Jones across the 1930 and 1940 US Censuses in Santa-Clara-County, California (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 7-person household.
Age 16
b. ~1924
Female
Daughter
Born: Oklahoma
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Santa-Clara-County, California |
| Surname | Jones |
| Given Name | Lois |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| 1935 Residence (City) | San Jose City |
| 1935 Residence (County) | Santa Clara |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
| Township / Ward | San Jose City |
| Est. Birth Year | ~1924 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Lois | Age | Birth yr |
|---|---|---|---|---|
| Cora Jones | Daughter | — | 14 | ~1926 |
| Lois Jones | Daughter | — | 16 | ~1924 |
| Hiram Jones | Head | — | 43 | ~1897 |
| Lee Jones | Son | — | 18 | ~1922 |
| Roy Jones | Son | — | 6 | ~1934 |
| Ted Jones | Son | — | 10 | ~1930 |
| Irae Jones | Spouse | — | 40 | ~1900 |
Census Appearances
1930
Santa Clara, …
Daughter, age 6
Santa Clara, California · implied b. ~1924 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Lois E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Missouri |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
1940
Santa-Clara-County, California
Daughter, age 16
Santa-Clara-County, California · implied b. ~1924 — 7 household members
| Surname | Jones |
| Given Name | Lois |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Oklahoma |
| 1935 Residence (City) | San Jose City |
| 1935 Residence (County) | Santa Clara |
| Income (1939) | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Oklahoma |
| Birth Country | United States |
| Birthplace (normalized) | oklahoma |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Lois Jones across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Lois Jones
Daughter · 1940 · age 16 · b. ~1924 · California
★ You are viewing this record
Sibling
Ted Jones
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roy Jones
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cora Jones
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lee Jones
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Santa-Clara-County, California
Open full size
1940 US Federal Census — Santa-Clara-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00338-00904)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary Masello | 37 | Wife | — | Italy |
| 42 | Anthony Masello | 5 | Son | — | Missouri |
| 43 | Dennis Bennett | 22 | Head | Laborer | Washington |
| 44 | Alberta Bennett | 21 | Wife | Salesman | California |
| 45 | Amos Buck | 71 | Head | — | Ohio |
| 46 | Lulu Buck | 64 | Wife | — | Ohio |
| 47 | Paul Buck | 42 | Son | Painter | Ohio |
| 48 | Krell Buck | 39 | Son | Mechanic | Ohio |
| 49 | Janerio Ichiro | 70 | Head | — | Italy |
| 50 | Mary Ichiro | 61 | Wife | — | Italy |
| 51 | R. J. Hurt | 58 | Head | Carpenter | Minnesota |
| 52 | Anna Hurt | 57 | Wife | — | Minnesota |
| 53 | Richard Hurt | 25 | Son | Plumber | No Dakota |
| 54 | Helen Hurt | 24 | Daughter | Servant | No Dakota |
| 55 | Penny Hurt | 21 | Daughter | Servant | No Dakota |
| 56 | Violet Hurt | 21 | Daughter | Servant | No Dakota |
| 57 | Grace Hurt | 19 | Daughter | — | No Dakota |
| 58 | Clifton Hurt | 16 | Son | — | No Dakota |
| 59 | Gideon Eckert | 26 | Son-in-law | Laborer | No Dakota |
| 60 | Lucille Eckert | 23 | Daughter | Servant | Minnesota |
| 61 | Deanna Eckert | 2 | Granddaughter | — | No Dakota |
| 62 | Hiram W. Jones | 43 | Head | Semi-Skill | Kansas |
| 63 | Irae C. Jones | 40 | Wife | — | Missouri |
| 64 | Lee Jones | 18 | Son | — | Oklahoma |
| 65 | Lois Jones THIS PERSON | 16 | Daughter | — | Oklahoma |
| 66 | Cora Jones | 14 | Daughter | — | Oklahoma |
| 67 | Ted Jones | 10 | Son | — | California |
| 68 | Roy Jones | 6 | Son | — | California |
| 69 | Leopold Higuera | 64 | Head | Watchman | California |
| 70 | Carmen Higuera | 63 | Wife | — | California |
| 71 | Doris D. Hoffman | 37 | Daughter | Nursing | California |
| 72 | Joseph Hoffman | 10 | Grandson | — | California |
| 73 | George Hoffman | 8 | Grandson | — | California |
| 74 | Samuel Teresi | 37 | Head | Baker | Italy |
| 75 | Lena D. Teresi | 33 | Wife | — | California |
| 76 | Virginia Teresi | 9 | Daughter | — | California |
| 77 | Michael Teresi | 6 | Son | — | California |
| 78 | Giacchino Genovese | 46 | Head | Grocer | Italy |
| 79 | Lena Genovese | 37 | Wife | — | Italy |
| 80 | Ivana Genovese | 16 | Daughter | — | California |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)